Answer:
Why is internal Fertilisation important to animals?
Internal fertilization has the advantage of protecting the fertilized egg from dehydration on land. The embryo is isolated within the female, which limits predation on the young.
Explanation:
Answer:
the relative frequency of an allele at a particular locus in population
Explanation:
Hcg secreted by placenta not the fastest method to detect pregnancy nor it is specific
Answer:
The answer is B) Decreases.
Explanation:
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This is a monarchy butterfly